Home / 61,689.04-85,131.06-33,394.66

Finding the Fourth Proportional to 61,689.04, 85,131.06 and 33,394.66

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Solution

The fourth proportional to 61,689.04, 85,131.06 and 33,394.66 is: 46,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,689.04 : 85,131.06 = 33,394.66 : x
  2. Step 2: Convert to fraction form
    61,689.04/85,131.06 = 33,394.66/x
  3. Step 3: Cross multiply
    61,689.04x = 85,131.06 × 33,394.66
  4. Step 4: Simplify right side
    61,689.04x = 2,842,922,804.14
  5. Step 5: Solve for x
    x = 2,842,922,804.14/61,689.04
  6. Step 6: Final answer
    x = 46,084.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.